Judith Young knew the new job would be difficult, that she would face challenges as president of the American Gold Star Mothers, a national nonprofit organization of women who lost sons and daughters in war. But the Moorestown resident had no idea how tough she'd have it. Part of the difficulty is linked to one mother's antiwar protest outside President Bush's ranch in Texas. Yet even before Young took office in June at the group's convention near Dallas, she found the Gold Star Mothers, a group that eschews politics, embroiled in controversy. First came the phoned and e-mailed threats and...